don't take chantix if you've had a serious allergic or skin reaction to it. if you develop these stop taking chantix and see your doctor right away as some can be life-threatening. if you have a history of heart or blood vessel problems, tell your doctor if you have new or worse symptoms. get medical help right away if you have symptoms of a heart attack. use caution when driving or operating machinery. common side effects ininclude nausea, trouble sleeping and unusual dreams. it helps to have people around you... they say, you're much bigger than this. and you are. [ male announcer ] ask your doctor if chantix is right for you. we don't let frequent heartburn come between us and what we love. so if you're one of them people who gets heartburn and then treats day after day... block the acid with prilosec otc and don't get heartburn in the first place! [ male announcer ] one pill each morning. 24 hours. zero heartburn. then i read an article about a study that looked at the long term health benefits of taking multivitamins. they used centrum silver for the stu